JP5121811B2 - レンズバリア装置、およびそれを備えたレンズ鏡筒 - Google Patents

レンズバリア装置、およびそれを備えたレンズ鏡筒 Download PDF

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Publication number
JP5121811B2
JP5121811B2 JP2009295438A JP2009295438A JP5121811B2 JP 5121811 B2 JP5121811 B2 JP 5121811B2 JP 2009295438 A JP2009295438 A JP 2009295438A JP 2009295438 A JP2009295438 A JP 2009295438A JP 5121811 B2 JP5121811 B2 JP 5121811B2
Authority
JP
Japan
Prior art keywords
barrier
lens
blade
optical axis
blades
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
JP2009295438A
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English (en)
Japanese (ja)
Other versions
JP2011133818A (ja
JP2011133818A5 (enrdf_load_stackoverflow
Inventor
信之介 鳥居
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Canon Inc
Original Assignee
Canon Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Canon Inc filed Critical Canon Inc
Priority to JP2009295438A priority Critical patent/JP5121811B2/ja
Priority to US12/966,546 priority patent/US8687256B2/en
Publication of JP2011133818A publication Critical patent/JP2011133818A/ja
Publication of JP2011133818A5 publication Critical patent/JP2011133818A5/ja
Application granted granted Critical
Publication of JP5121811B2 publication Critical patent/JP5121811B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B9/00—Exposure-making shutters; Diaphragms
    • G03B9/08—Shutters
    • G03B9/10—Blade or disc rotating or pivoting about axis normal to its plane
    • G03B9/14—Two separate members moving in opposite directions

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Blocking Light For Cameras (AREA)
JP2009295438A 2009-12-25 2009-12-25 レンズバリア装置、およびそれを備えたレンズ鏡筒 Expired - Fee Related JP5121811B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2009295438A JP5121811B2 (ja) 2009-12-25 2009-12-25 レンズバリア装置、およびそれを備えたレンズ鏡筒
US12/966,546 US8687256B2 (en) 2009-12-25 2010-12-13 Lens barrier device and lens barrel equipped with the same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2009295438A JP5121811B2 (ja) 2009-12-25 2009-12-25 レンズバリア装置、およびそれを備えたレンズ鏡筒

Publications (3)

Publication Number Publication Date
JP2011133818A JP2011133818A (ja) 2011-07-07
JP2011133818A5 JP2011133818A5 (enrdf_load_stackoverflow) 2012-04-19
JP5121811B2 true JP5121811B2 (ja) 2013-01-16

Family

ID=44187232

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2009295438A Expired - Fee Related JP5121811B2 (ja) 2009-12-25 2009-12-25 レンズバリア装置、およびそれを備えたレンズ鏡筒

Country Status (2)

Country Link
US (1) US8687256B2 (enrdf_load_stackoverflow)
JP (1) JP5121811B2 (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0742446B2 (ja) 1983-08-12 1995-05-10 エイベリ インタナショナル コーポレイション エマルション―アクリル系感圧接着剤

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102879974A (zh) * 2011-07-14 2013-01-16 亚洲光学股份有限公司 镜头的可防尘快门装置
JP5896729B2 (ja) * 2011-12-27 2016-03-30 キヤノン株式会社 レンズバリアユニット及び撮像装置
JP6116261B2 (ja) * 2013-01-28 2017-04-19 キヤノン株式会社 バリア装置、レンズ鏡筒およびそれを備える撮像装置
JP6271973B2 (ja) * 2013-11-29 2018-01-31 キヤノン株式会社 レンズ鏡筒および撮像装置
US9703174B2 (en) * 2014-01-16 2017-07-11 Canon Kabushiki Kaisha Optical apparatus equipped with barrier mechanism
CN110933283B (zh) * 2019-12-27 2025-01-24 歌尔科技有限公司 一种摄像头遮挡装置及具有该遮挡装置的电子设备

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5661609A (en) * 1993-07-06 1997-08-26 Olympus Optical Co., Ltd. Lens mount
JP4526401B2 (ja) * 2005-01-27 2010-08-18 セイコープレシジョン株式会社 レンズバリア装置及びこれを備えた撮像装置
JP2007334245A (ja) * 2006-06-19 2007-12-27 Sony Corp レンズバリヤ機構及び撮像装置
JP5355073B2 (ja) 2008-12-26 2013-11-27 キヤノン株式会社 レンズバリア装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0742446B2 (ja) 1983-08-12 1995-05-10 エイベリ インタナショナル コーポレイション エマルション―アクリル系感圧接着剤

Also Published As

Publication number Publication date
JP2011133818A (ja) 2011-07-07
US8687256B2 (en) 2014-04-01
US20110157700A1 (en) 2011-06-30

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